Providing and placing of low back chair, the seat and back shall be made up of 12 cm thick hotpressed plywood, upholstered with fabric and moulded polyurethane foam, together with moulded Polyproplene seat and back covers The polyurethane foam is moulded with density 45 /- 2 kg/m3 and hardness 16 /- 2 kg on Hampden machine at 25 compression The seat back cover is injection moulded in black co-polymer polypropylene Seat and back joint by HRC sheet size 60 x 6 mm with ribs for extra strength The mechanism is Push Back with single point locking and tension arragment armrests are made of polyproplene The seat height adjustment with gas lift BIFFA standred class-3The pedestal is injection moulded in black 30 glass-filled nylon on tested load 1100 kg and fitted with 5 nos twin wheel castors The twin wheel castors are injection moulded in black nylon Chair shall be upholstered in fabric of approved shade Seat size-18W18D Back size-16 H seat to back height and oveall height 335 from floor.
Other Specifications Download Specification | |
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Chair Type | Central Tilt |
Tilt Tension Adjustment | Yes |
Arm | With |
Arm Type | Adjustable |
Height Adjustment | 100 mm |
Arm Material | PP |
Seat Height (Minimum) | 444 mm |
Backrest Height | 406 mm |
Backrest Width | 457 mm |
Seat Width | 457 mm |
Seat Depth | 457 mm |
Padestal Base | Glass Fibre Nylon with ABS/ NylonTwin Caster Wheels Minimum 5 Nos, of 50 mm Size |
Ergonomic Seat Design | Yes |
Type Of Backrest | Low Back |
Material Of Fabric Of Seat Cover | Fabric |
Material Of Fabric Back Cover | Fabric |
GSM/Thickness Of Fabric | 220 Gram per Sq. Metre/ mm Gram per Sq. Metre/ mm |
Colour Of Fabric For Seat And Backrest | As per order |
Product Code Available On Web | Yes |
Product Code No | GB-411 |
Drawing Availabe On Web | No |
Drawing No. | NA |
Overall Chair Height ( Minimum) | 851 mm |
Thickness Of M S Plate Joining The Under Structure With Seat | 6mm mm |
Padestal Size | 650 mm |
Thickness Of Plywood Used In Seat | 12mm mm |
Thickness Of Plywood Used In Backrest | 12mm mm |
Density Of Polyurethane Foam Used In Seat | 45 Kg/Cub. M Kg/Cub. M |
Density Of Polyurethane Foam Used In Backrest | 35 Kg/Cub. M Kg/Cub. M |
Thickness Of Polyurethane Foam Used In Seat | 51mm mm |
Thickness Of Polyurethane Foam Used In Backrest | 31mm mm |